IMHO.

Games like Hydraulic Empire

If Hydraulic Empire is your kind of game, the closest matches are Undefined Game Pack, Iron Heart and Sea Walker Saga — picked from the ranked list below. Reviewers single out its atmospheric, challenging and contemplative. Each pick is ranked by what players of this game also play, shared genres and tags, and review-mined similarity — not a generic popularity list.

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About Hydraulic Empire: Hydraulic Empire is a Tower Defense game with RPG elements focusing on strategy, interactions between mobs, and persistent upgrades. Hydraulic empire is a must have for any true Tower Defense fan, and for those that are not it is a gateway into the tower defense genre.

2015ActionStrategyIndieSimulationRPGCasual7.99 USDWindowsby Batholith Entertainment
Hydraulic Empire — Steam game cover
Players highlight
Enemies merge and boost each other dynamicallyHero can build and fight simultaneouslyHex grid tower placement feels freshAtmosphericChallengingContemplative

Players who liked Hydraulic Empire also play

Steam players who put hours into Hydraulic Empire also tend to own these titles — a signal called collaborative filtering. imho.run cross-references millions of library ownership patterns to surface games whose real audiences overlap, regardless of whether their genre tags match.

  1. Undefined Game Pack

    WHY THIS

    Top pick for Hydraulic Empire fans by collaborative filtering across millions of Steam libraries. Shares Action and Strategy with Hydraulic Empire.

    The full collection of flash games produced by Undefined, standalone and wrapped in a fancy front-end. Enjoy classic games from Flash gaming history such as the Protector series or the Arkandian Legends series, as well as some lesser-known games you may never have tried.

    2025ActionStrategyIndie9.99 USDSteam ↗
  2. Iron Heart

    WHY THIS

    Second-strongest match for Hydraulic Empire fans by collaborative filtering across millions of Steam libraries. Shares Action and Strategy with Hydraulic Empire.

    Fight a soulless steel army. Prove your mettle in a storm of fire and steam!

    2019ActionStrategyAdventure14.99 USDSteam ↗
  3. Sea Walker Saga

    WHY THIS

    Third-strongest match for Hydraulic Empire fans by collaborative filtering across millions of Steam libraries. Shares Action and Strategy with Hydraulic Empire.

    An exciting steampunk adventure with strategy and RPG elements. Fight pirates, explore the seabed, build your own battle island and set out into the vast world ocean in search of a mythical continent!

    2026ActionStrategyIndie8.99 USDDeck PlayableSteam ↗
  4. WHO THE HELL OPENED THE PORTAL?!

    WHY THIS

    Ranked #4 for Hydraulic Empire fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Hydraulic Empire.

    A funny pixel art roguelite strategy. You manage a fantasy island kingdom connected by magical portals. By day — build, gather resources, hire heroes, and dive through portals to expand into new lands. By night — defend! The same portals unleash hordes of demons straight from Hell.

    StrategyIndieSimulationSteam ↗
  5. Dayi Immortal Clan

    WHY THIS

    Ranked #5 for Hydraulic Empire fans by collaborative filtering across millions of Steam libraries. Shares Action and Strategy with Hydraulic Empire.

    Dayi Immortal Clan is an immortal cultivation RPG blending clan management and side-scrolling shooting. As a descendant of Dayi, you will take charge of the clan, expand its lineage, and save the world by shooting the suns.

    ActionStrategyIndieSteam ↗
  6. The Fourth Anno

    WHY THIS

    Ranked #6 for Hydraulic Empire fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Hydraulic Empire.

    Build your team, collect equipment, potions, gems, choose upgrade rewards, and withstand wave after wave of enemy attacks.

    2025StrategyIndieSimulation2.99 USDSteam ↗
  7. Tower Defense - Fantasy Legends Tower Game

    WHY THIS

    Ranked #7 for Hydraulic Empire fans by collaborative filtering across millions of Steam libraries. Shares Action and Strategy with Hydraulic Empire.

    Tower Defense - Fantasy Legends TD Game - Defend your Magic Kingdom against legendary villains like hordes of trolls, orcs, wizards, witches and undead monsters!In this Castle defense game you will have to think strategically to build towers!Fight the hordes in this strategy defense game!

    2017ActionStrategyIndie4.99 USDSteam ↗
  8. Prime World: Defenders

    WHY THIS

    Shares an atmospheric mood with Hydraulic Empire.

    Ranked #8 for Hydraulic Empire fans by collaborative filtering across millions of Steam libraries. Shares Strategy and Indie with Hydraulic Empire.

    Fight off hordes of monstrous mutants created from a strange cataclysmic event in the new tower defense game, Prime World: Defenders. Join a group of exile treasure hunters who have ventured into the capital of an ancient empire, vast with mystery and danger.

    2013StrategyIndieRPG9.99 USDDeck PlayableSteam ↗

Reviewers mention these as similar to Hydraulic Empire

Surfaced from review text: when other players write 'if you liked X, try Y', we catch the name and resolve it back to a Steam game.

  1. Sanctum

    WHY THIS

    Shares an intense mood with Hydraulic Empire.

    Reviewers of Hydraulic Empire cross-mention this title as a similar play. Shares Action and Strategy with Hydraulic Empire.

    You think Tower Defense games are all about building? You thought wrong. Sanctum is not your average Tower Defense title. When the havoc starts, you get to join the fray! As one of the world’s first First Person Shooter - Tower Defense games, Sanctum has taken the best of both worlds to deliver an epic, one-of-a-kind experience.

    2011ActionStrategyIndie9.99 USDDeck PlayableSteam ↗
  2. Orcs Must Die!

    WHY THIS

    Shares a challenging mood with Hydraulic Empire.

    Reviewers of Hydraulic Empire cross-mention this title as a similar play. Shares Action and Strategy with Hydraulic Empire.

    Slice them, burn them, skewer them, and launch them - no matter how you get it done, orcs must die in this fantasy action-strategy game from Robot Entertainment.

    2011ActionStrategyIndie9.99 USDDeck PlayableSteam ↗
  3. Tower Wars

    WHY THIS

    Shares a challenging mood with Hydraulic Empire.

    Reviewers of Hydraulic Empire cross-mention this title as a similar play. Shares Action and Strategy with Hydraulic Empire.

    Tower Wars combines elements of tower defense, RTS, and all-out multi-player mayhem to bring you a completely unique experience, delivered with a fun and funny not-so-old world style!

    2012ActionStrategyIndie7.99 USDDeck PlayableSteam ↗
  4. DG2: Defense Grid 2

    WHY THIS

    Shares a challenging mood with Hydraulic Empire.

    Reviewers of Hydraulic Empire cross-mention this title as a similar play. Shares Strategy and Indie with Hydraulic Empire.

    Great strategy is timeless. Build, adapt, and defend across dynamic maps, solo or online - every session brings new strategies, new solutions, and new surprises. Now is the perfect time to enter the grid.

    2014StrategyIndie9.99 USDDeck VerifiedSteam ↗

Cheaper alternatives

Games in the same vein priced at least 40% below Hydraulic Empire at current Steam store prices.

  1. Titanfall® 2

    WHY THIS

    Priced ~44% under Hydraulic Empire on Steam right now. Shares Action with Hydraulic Empire.

    Respawn Entertainment gives you the most advanced titan technology in its new, single player campaign & multiplayer experience. Combine & conquer with new titans & pilots, deadlier weapons, & customization and progression systems that help you and your titan flow as one unstoppable killing force.

    2020Action4.49 USDDeck PlayableSteam ↗
  2. POSTAL 2

    WHY THIS

    Priced ~88% under Hydraulic Empire on Steam right now. Shares Action and Indie with Hydraulic Empire.

    Live a week in the life of "The POSTAL Dude"; a hapless everyman just trying to check off some chores. Buying milk, returning an overdue library book, getting Gary Coleman's autograph, what could possibly go wrong?

    2012ActionIndieAdventure0.99 USDDeck VerifiedSteam ↗
  3. Buckshot Roulette

    WHY THIS

    Priced ~63% under Hydraulic Empire on Steam right now. Shares Action and Indie with Hydraulic Empire.

    Play Russian roulette with a 12-gauge shotgun. Four enter. One leaves. Roll the dice with your life. Good luck!

    2024ActionIndieSimulation2.99 USDDeck PlayableSteam ↗
  4. GRIS

    WHY THIS

    Priced ~53% under Hydraulic Empire on Steam right now. Shares Indie with Hydraulic Empire.

    Gris is a hopeful young girl lost in her own world, dealing with a painful experience in her life. Her journey through sorrow is manifested in her dress, which grants new abilities to better navigate her faded reality.

    2018IndieAdventure3.74 USDDeck VerifiedSteam ↗
  5. The Test

    WHY THIS

    Priced ~75% under Hydraulic Empire on Steam right now. Shares Indie and Simulation with Hydraulic Empire.

    You will answer a series of questions that will reveal truths from deep within. These questions may make you uncomfortable, but with great knowledge comes great sacrifice. Can you make it all the way through The Test, and if you do, are you sure you want the answers you seek?

    2020IndieAdventureSimulation1.99 USDDeck VerifiedSteam ↗
  6. Milk inside a bag of milk inside a bag of milk

    WHY THIS

    Priced ~81% under Hydraulic Empire on Steam right now. Shares Indie with Hydraulic Empire.

    A short story about what sort of challenges everyday little things can be. Help the girl buy milk, be the first not to disappoint her.

    2020IndieAdventure1.49 USDDeck PlayableSteam ↗
  7. Blood and Bacon

    WHY THIS

    Priced ~88% under Hydraulic Empire on Steam right now. Shares Action and Casual with Hydraulic Empire.

    This Co-op Shooter , has Day and Night levels, multiple maps, players will take on 25 enemy types and numerous bosses, like Gargantuan Monsters and Minibosses every 10 days as you explore, shoot and run for your life against the onslaught of porcine monstrosities.

    2016ActionAdventureCasual0.99 USDSteam ↗
  8. Crypt of the NecroDancer

    WHY THIS

    Priced ~63% under Hydraulic Empire on Steam right now. Shares Action and Indie with Hydraulic Empire.

    Crypt of the NecroDancer is an award winning hardcore roguelike rhythm game. Move to the music and deliver beatdowns to the beat! Groove to the epic Danny Baranowsky soundtrack, or select songs from your own MP3 collection!

    2015ActionIndieRPG2.99 USDDeck VerifiedSteam ↗

Free alternatives

Free-to-play games that recommended players of this title also tend to enjoy.

  1. Life is Strange - Episode 1

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action with Hydraulic Empire.

    Episode 1 now FREE! Life is Strange is an award-winning and critically acclaimed episodic adventure game that allows the player to rewind time and affect the past, present and future.

    2015ActionAdventureFreeDeck PlayableSteam ↗
  2. Ultimate Custom Night

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Indie with Hydraulic Empire.

    Welcome to the ultimate FNAF mashup, featuring 50 selectable characters and custom difficulties!

    2018ActionIndieFree To PlayFreeSteam ↗
  3. Bongo Cat

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Simulation with Hydraulic Empire.

    Bongo cat needs your help. Bongo cat needz more hatz!!! Every time you press a key, Bongo cat will punch your taskbar. Type, click, play, work to collect more points. Which hats will you find?

    2025IndieSimulationMassively MultiplayerFreeDeck PlayableSteam ↗
  4. The Murder of Sonic the Hedgehog

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Simulation with Hydraulic Empire.

    Sonic the Hedgehog...was murdered!? Get to the bottom of the mystery in this brand-new adventure!

    2023IndieSimulationFree To PlayFreeDeck PlayableSteam ↗
  5. Indigo Park: Chapter 1

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action and Indie with Hydraulic Empire.

    Explore the abandoned childhood wonder of Indigo Park! Guided by Rambley the Raccoon, help restore power to the destroyed amusement park while you run from the reason it shut down.

    2024ActionIndieAdventureFreeDeck PlayableSteam ↗
  6. STRAFTAT

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Action with Hydraulic Empire.

    STRAFTAT is a 1v1/2v2 ONLINE first person SHOOTER with quick rounds in over 350 MAPS ; Including all WEAPONS, proximity chat and 4 players FFA.

    2024ActionFreeDeck PlayableSteam ↗
  7. Our Life: Beginnings & Always

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Casual with Hydraulic Empire.

    A twenty-dollar bill, four summers, fifteen years, and a one of a kind life. Create an experience that’s all your own in this near-fully customizable visual novel where you grow from childhood to adulthood with the lonely boy next door.

    2020IndieFree To PlayCasualFreeSteam ↗
  8. missed messages.

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Indie and Simulation with Hydraulic Empire.

    ‘goth gf’s iPhone’ airdrops you - accept or decline? A love/horror story about life, death, & memes.

    2019IndieSimulationFree To PlayFreeDeck PlayableSteam ↗

More from Batholith Entertainment

Other recommendable Steam games by Batholith Entertainment, ranked by review count so the studio's hits land first.

  1. Zavix Tower

    WHY THIS

    Shares a contemplative mood with Hydraulic Empire.

    Another title from Batholith Entertainment, the studio behind Hydraulic Empire. Shares Strategy and Indie with Hydraulic Empire.

    Zavix Tower is an old-school, party-based, first-person CRPG with rogue-like elements, an upgrade-able and persistent town, and turn-based combat.

    2016StrategyIndieAdventure9.99 USDSteam ↗
  2. Empire Architect

    WHY THIS

    Shares a contemplative mood with Hydraulic Empire.

    Another title from Batholith Entertainment, the studio behind Hydraulic Empire. Shares Strategy and Indie with Hydraulic Empire.

    Empire Architect is an ancient city-building real time strategy game, with elements from grand strategies sprinkled in for good measure. The levels are procedurally generated, and you have limited control over your subjects

    2017StrategyIndieSimulation14.99 USDSteam ↗
  3. Guilds Of Delenar

    WHY THIS

    Shares a contemplative mood with Hydraulic Empire.

    Another title from Batholith Entertainment, the studio behind Hydraulic Empire. Shares Strategy and Indie with Hydraulic Empire.

    Guilds of Delenar is a strategy RPG with a tactical turn-based combat system where you fight to build your guild from nothing into a guild known across the realm. Manage your heroes, their gear, what quests you do, and command them in battle.

    2019StrategyIndieRPG14.99 USDSteam ↗
  4. Zavix Tower 2

    WHY THIS

    Another title from Batholith Entertainment, the studio behind Hydraulic Empire. Shares Strategy and Indie with Hydraulic Empire.

    Zavix Tower 2 is a challenging Party based roguelike with turn-based RPG about Dungeon Crawling through a tower. Recruit Heroes, Upgrade your Town and try to help your mysterious host unravel the mysteries within Zavix Tower!

    2026StrategyIndieRPGSteam ↗

Frequently asked about Hydraulic Empire

How much does Hydraulic Empire cost?
Hydraulic Empire is listed on Steam at 7.99 USD (current store price; Steam sales may reduce this temporarily).
What games are most similar to Hydraulic Empire?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Hydraulic Empire are Undefined Game Pack, Iron Heart, Sea Walker Saga.
Who developed Hydraulic Empire?
Hydraulic Empire was developed by Batholith Entertainment.

imho.run ranks Steam game alternatives using a mix of collaborative filtering (ALS / iALS / EASE / LightGCN), content scoring over genres, categories, Steam tags, developers, and publishers, plus AI-extracted vibes mined from review text. The page above is generated in seed mode anchored on Hydraulic Empire.

For library-aware picks tuned to your specific taste, sign in with Steam on the home page.

32 Games Like Hydraulic Empire — Ranked for 2026 · imho.run